<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="" method="get">
    用户：<label>
        <input type="text" name="">
    </label>
    密码：<label>
        <input type="password" name="">
    </label>

    <button type="submit" value="提交"></button>
</form>
</body>
</html>